Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waning Crescent 17%

05:04

16:11

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:14, Set: 20:24, Transit: 13:20. Moon - Rise: 05:04, Set: 16:11. Civil Dark: 20:58 - 05:41. Nautical Dark: 21:39 - 04:59. Astro Dark: 22:25 - 04:12

Total Clouds (% Sky Obscured)

96
97
64
60
93
100
100
98
99
99
96
88
98
97
95
99
92
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
65
37
39
37
58
83
88
71
88
83
81
88
87
82
64
58
85
78
57
72
93
100
100

Medium Clouds (% Sky Obscured)

61
28
28
34
90
100
100
98
98
99
96
88
97
95
93
96
86
97
100
100
100
100
100
100

High Clouds (% Sky Obscured)

56
0
0
0
0
0
0
0
3
0
1
0
3
0
0
0
0
0
2
4
4
58
18
45

ISS Passover

Visibility (miles)

8
7
8
9
9
9
9
9
5
5
6
6
9
9
9
9
9
9
9
9
6
3
3
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
46
52
51
46
57
70
76
69
66
67
58
55
52
37
28
41
68
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.5
0.3
0
0
0
0
0
0
0
0
0
0.7
0.9
1.4
1.5

Wind Speed/Direction (mph)

9
10
10
10
9
12
11
10
10
9
7
5
6
7
7
7
7
6
6
6
6
8
10
10

Chance of Frost

Temperature (°C)

7
8
10
10
10
11
12
11
9
9
9
8
8
8
8
8
8
7
7
7
7
6
7
7

Feels Like (°C)

3
4
7
8
8
8
8
8
6
6
6
6
5
5
5
5
6
5
4
4
5
4
3
3

Dew Point (°C)

4
5
6
5
3
5
7
5
3
6
6
6
6
6
6
7
7
6
5
5
6
6
6
6

Relative Humidity (%)

85
79
74
68
60
64
75
68
66
80
84
87
88
90
90
91
91
91
90
91
93
94
93
93

Pressure (mb)

1018
1018
1018
1017
1017
1016
1017
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

375
372
368
365
365
366
365
364
364
363
362
358
351
351
357
359
360
362
367
367
363
362
363
364

Friday 25

Waning Crescent 9%

05:22

17:34

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:12, Set: 20:26, Transit: 13:20. Moon - Rise: 05:22, Set: 17:34. Civil Dark: 20:59 - 05:39. Nautical Dark: 21:41 - 04:57. Astro Dark: 22:28 - 04:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
98
99
100
100
100
96
90
83
58
68
56
31
31
32
45
75
75
78

Low Clouds (% Sky Obscured)

100
95
97
98
99
95
96
98
100
92
97
87
71
59
42
55
52
28
30
32
45
71
68
75

Medium Clouds (% Sky Obscured)

100
100
100
100
90
87
56
50
43
41
48
45
26
20
10
8
0
3
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
4
5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
100
100
100
95
91
77

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
93
83
76
64
48
55
62
50
22
6
3
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.7
1.1
0.7
0.5
0.5
0.4
0.5
0.3
0
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
9
8
7
5
4
3
3
2
3
3
4
4
4
4
4
4
4
4
4
3
4

Chance of Frost

Temperature (°C)

7
7
7
8
8
8
8
9
8
9
9
8
8
8
7
6
6
5
5
5
5
5
4
6

Feels Like (°C)

3
4
4
5
6
6
7
8
7
8
7
7
6
6
4
5
3
3
4
3
4
4
2
3

Dew Point (°C)

6
6
6
7
7
7
7
7
6
7
7
7
7
7
6
6
5
5
4
4
5
5
4
6

Relative Humidity (%)

93
93
93
93
93
91
90
88
87
90
91
93
95
96
94
98
96
96
96
94
96
98
96
98

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1020
1020
1020
1020
1020
1020
1019
1019
1020
1019

Ozone (du)

364
363
363
362
362
358
349
344
341
341
339
338
337
338
341
343
344
343
342
342
343
344
343
343

Saturday 26

Waning Crescent 3%

05:42

19:00

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 Good
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK

Sun - Rise: 06:11, Set: 20:27, Transit: 13:20. Moon - Rise: 05:42, Set: 19:00. Civil Dark: 21:01 - 05:37. Nautical Dark: 21:43 - 04:55. Astro Dark: 22:30 - 04:07

Total Clouds (% Sky Obscured)

86
73
86
70
84
90
95
94
59
45
37
32
23
13
24
34
43
50
53
59
42
32
27
37

Low Clouds (% Sky Obscured)

83
68
86
66
84
78
70
59
38
31
27
23
19
13
11
6
2
2
2
2
3
12
22
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
11
22
34
35
36
34
24
14
3
11
19
26
25
24
23
15
7
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
23
47
75
56
31
8
4
2
0
7
17
24
30
35
46
34
18
3
2

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

76
65
30
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
13
5
2
2
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
9
10
11
13
13
14
15
13
12
9
7
5
4
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

7
8
9
10
12
12
13
13
13
13
12
11
10
10
8
8
7
6
5
5
4
5
5
5

Feels Like (°C)

4
5
6
7
8
8
8
8
8
9
9
9
9
9
7
8
6
5
5
4
3
4
4
3

Dew Point (°C)

5
6
5
4
4
5
6
7
7
8
7
7
7
8
6
6
5
4
4
4
3
4
4
3

Relative Humidity (%)

90
85
76
65
61
60
62
64
66
69
72
76
81
87
90
91
90
90
91
91
91
93
94
88

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

343
342
342
341
342
343
344
346
347
348
347
346
347
347
346
346
346
346
347
347
348
349
351
351

Sunday 27

New Moon 0%

06:06

20:29

09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 OK

Sun - Rise: 06:09, Set: 20:29, Transit: 13:20. Moon - Rise: 06:06, Set: 20:29. Civil Dark: 21:02 - 05:35. Nautical Dark: 21:44 - 04:53. Astro Dark: 22:32 - 04:04

Total Clouds (% Sky Obscured)

41
44
48
55
59
57
55
60
58
58
54
51
43
36
37
35
33
32
35
32
38
42
43
37

Low Clouds (% Sky Obscured)

36
39
45
54
57
54
54
50
51
52
53
41
30
19
13
8
2
2
2
2
2
2
2
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
7
14
21
28
32
36
37
32
30
30
30
25
24
23
21
21
19
17
13

High Clouds (% Sky Obscured)

2
2
2
1
2
0
0
2
2
1
1
3
2
2
2
0
0
0
2
0
0
0
0
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
3
2
6
7
6
10
8
5
6
5
2
2
2
0
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
5
7
9
12
12
10
8
5
2
3
3
2
2
1
2
2
2
2
2
1

Chance of Frost

Temperature (°C)

7
9
9
10
11
12
13
13
14
12
12
10
9
8
8
7
7
6
6
6
4
5
5
6

Feels Like (°C)

5
7
7
9
10
11
11
10
11
10
11
10
10
8
8
7
7
7
6
6
5
5
6
7

Dew Point (°C)

4
5
5
4
4
4
3
3
5
5
7
7
7
6
6
5
5
5
5
4
3
4
4
4

Relative Humidity (%)

82
78
73
67
61
56
50
50
56
63
72
81
85
87
88
88
90
90
91
90
93
93
93
85

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

350
349
350
350
350
349
350
350
351
350
350
349
349
350
351
349
349
350
350
349
350
350
351
350

Monday 28

Waxing Crescent 1%

06:38

22:00

09 OK
10 Good
11 Good
12 Good
13 Good
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
23 OK
00 OK
01 Bad
02 OK
03 OK
04 OK
05 OK
06 Good
07 Good
08 Good

Sun - Rise: 06:07, Set: 20:30, Transit: 13:19. Moon - Rise: 06:38, Set: 22:00. Civil Dark: 21:04 - 05:33. Nautical Dark: 21:46 - 04:51. Astro Dark: 22:34 - 04:02

Total Clouds (% Sky Obscured)

21
2
3
5
6
29
48
61
60
60
67
49
32
12
26
37
49
38
27
12
10
7
5
5

Low Clouds (% Sky Obscured)

9
2
2
2
2
10
18
26
24
23
24
20
15
12
26
37
49
38
27
12
8
6
3
3

Medium Clouds (% Sky Obscured)

7
0
0
0
0
2
4
7
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
0
2
3
4
26
38
56
47
47
24
28
21
0
0
0
0
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
1
1
9
9
5
12
16
18
15
10
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
4
6
6
7
8
8
9
10
8
5
3
2
2
2
3
3
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

9
11
12
13
14
15
15
15
15
15
13
12
12
11
10
9
8
7
7
6
6
7
8
9

Feels Like (°C)

9
9
10
10
10
11
15
15
14
15
15
15
10
11
12
11
10
8
6
6
7
7
7
7

Dew Point (°C)

6
6
7
7
7
8
8
8
8
9
9
9
9
8
8
7
6
5
5
5
5
5
6
7

Relative Humidity (%)

81
74
71
68
63
60
61
62
64
69
74
81
81
84
87
87
87
88
90
88
90
88
88
87

Pressure (mb)

1023
1022
1022
1021
1020
1020
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

351
352
353
355
356
357
357
357
357
356
354
353
354
355
356
358
360
362
363
364
365
366
366
367

Tuesday 29

Waxing Crescent 5%

07:20

23:28

09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
18 OK
19 Bad
20 OK
21 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK
07 Bad
08 Bad

Sun - Rise: 06:06, Set: 20:31, Transit: 13:19. Moon - Rise: 07:20, Set: 23:28. Civil Dark: 21:05 - 05:31. Nautical Dark: 21:48 - 04:49. Astro Dark: 22:37 - 03:59

Total Clouds (% Sky Obscured)

5
5
4
3
2
5
7
10
20
30
40
27
14
3
4
4
4
5
7
9
18
29
44
40

Low Clouds (% Sky Obscured)

3
3
2
2
2
3
3
4
3
3
3
3
3
3
3
3
4
5
7
9
18
29
44
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2

High Clouds (% Sky Obscured)

0
1
0
0
0
1
2
2
1
2
3
4
3
0
0
0
0
0
0
0
0
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
6
7
5
13
18
20
23
24
16
21
17
2
2
1
0
3
3
1
3
7
12
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
5
6
6
7
8
10
11
9
7
6
4
2
2
2
2
2
2
3
3
2
2
2

Chance of Frost

Temperature (°C)

11
13
15
15
17
17
18
18
18
17
16
14
13
12
11
10
10
9
9
9
8
10
10
11

Feels Like (°C)

11
11
12
12
13
13
19
18
18
18
18
18
12
13
13
13
13
12
10
10
10
10
10
10

Dew Point (°C)

8
9
10
10
10
9
10
10
10
11
11
11
10
10
9
9
9
8
8
8
8
9
9
10

Relative Humidity (%)

83
79
75
69
64
59
60
61
62
67
73
80
83
86
88
90
91
91
95
95
95
93
91
91

Pressure (mb)

1018
1018
1018
1017
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

366
366
365
365
366
366
366
366
366
366
367
367
368
369
371
372
374
375
378
380
383
383
382
382

Wednesday 30

Waxing Crescent 11%

08:17

00:45

Sun - Rise: 06:04, Set: 20:33, Transit: 13:19. Moon - Rise: 08:17, Set: 00:45. Civil Dark: 21:07 - 05:30. Nautical Dark: 21:50 - 04:46. Astro Dark: 22:39 - 03:57

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Innenstadt, Wahlkreis St. Gallen, Switzerland (47.42,9.37)

Generated: 24/04/25 09:20:21. Forecast: 24/04/25 to 30/04/25. Timezone: UTC+2.00